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Viewing changes to bzrlib/tests/test_whitebox.py

  • Committer: Vincent Ladeuil
  • Date: 2012-03-13 17:25:29 UTC
  • mfrom: (6499 +trunk)
  • mto: This revision was merged to the branch mainline in revision 6501.
  • Revision ID: v.ladeuil+lp@free.fr-20120313172529-i0suyjnepsor25i7
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bzrlib/tests/test_whitebox.py
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# Copyright (C) 2005, 2006, 2008, 2009, 2011 Canonical Ltd
 
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# Copyright (C) 2005, 2006, 2008-2012 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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import os
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import bzrlib
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from bzrlib import (
 
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    errors,
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    osutils,
 
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    tests,
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    )
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from bzrlib.tests import TestCaseWithTransport
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from bzrlib.errors import PathNotChild
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from bzrlib.osutils import relpath, pathjoin, abspath, realpath
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class MoreTests(TestCaseWithTransport):
 
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class MoreTests(tests.TestCaseWithTransport):
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    def test_relpath(self):
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        """test for branch path lookups
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        job: given a path (either relative to cwd or absolute), work out
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        if it is inside a branch and return the path relative to the base.
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        """
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        import tempfile
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        savedir = os.getcwdu()
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        dtmp = osutils.mkdtemp()
 
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        self.addCleanup(osutils.rmtree, dtmp)
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        # On Mac OSX, /tmp actually expands to /private/tmp
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        dtmp = realpath(dtmp)
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        def rp(p):
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            return relpath(dtmp, p)
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        try:
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            # check paths inside dtmp while standing outside it
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            self.assertEqual(rp(pathjoin(dtmp, 'foo')), 'foo')
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            # root = nothing
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            self.assertEqual(rp(dtmp), '')
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            self.assertRaises(PathNotChild,
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                              rp,
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                              '/etc')
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            # now some near-miss operations -- note that
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            # os.path.commonprefix gets these wrong!
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            self.assertRaises(PathNotChild,
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                              rp,
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                              dtmp.rstrip('\\/') + '2')
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            self.assertRaises(PathNotChild,
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                              rp,
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                              dtmp.rstrip('\\/') + '2/foo')
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            # now operations based on relpath of files in current
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            # directory, or nearby
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            os.chdir(dtmp)
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            self.assertEqual(rp('foo/bar/quux'), 'foo/bar/quux')
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            self.assertEqual(rp('foo'), 'foo')
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            self.assertEqual(rp('./foo'), 'foo')
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            self.assertEqual(rp(abspath('foo')), 'foo')
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            self.assertRaises(PathNotChild,
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                              rp, '../foo')
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        finally:
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            os.chdir(savedir)
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            osutils.rmtree(dtmp)
 
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        # check paths inside dtmp while standing outside it
 
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        self.assertEqual('foo', rp(pathjoin(dtmp, 'foo')))
 
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        # root = nothing
 
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        self.assertEqual('', rp(dtmp))
 
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        self.assertRaises(errors.PathNotChild, rp, '/etc')
 
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        # now some near-miss operations -- note that
 
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        # os.path.commonprefix gets these wrong!
 
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        self.assertRaises(errors.PathNotChild, rp, dtmp.rstrip('\\/') + '2')
 
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        self.assertRaises(errors.PathNotChild, rp, dtmp.rstrip('\\/') + '2/foo')
 
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        # now operations based on relpath of files in current
 
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        # directory, or nearby
 
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        os.chdir(dtmp)
 
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        self.assertEqual('foo/bar/quux', rp('foo/bar/quux'))
 
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        self.assertEqual('foo', rp('foo'))
 
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        self.assertEqual('foo', rp('./foo'))
 
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        self.assertEqual('foo', rp(abspath('foo')))
 
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        self.assertRaises(errors.PathNotChild, rp, '../foo')